1. Urban Electric Vehicle for Efficient Green Transportation
Presented By: Stephen Aranda, Derek Benallie, Aniza Brown, Justin Cummings, Brendan George, and Micheal Young

2. Shell Eco Marathon 2013
Video

3. Sponsor – Mentor Recognition
University:
Client/Advisor
Dr. John Tester
Faculty Advisors
Dr. Allison Kipple
Dr. Niranjan Venkatraman
Professor John Sharber
Industry:
Jim Corning of NovaKinetics
Chuck Hebestreit of Billet Composite Components
O’Reilly Auto Parts
Auto Paint Plus
Nicholas Aranda of JGMS
W.L. Gore

4. System Overview Big Picture: Shell Eco-Marathon
Designing a fully functioning “almost” street legal vehicle
Powered by greener renewable energy sources
Shell Eco-Marathon

5. Requirements Competition: Safety Pass technical inspection
Accessory system
Safety
Mechanical
Electrical
Pass technical inspection

6. Key Terms D.A.Q. – Data Acquisition Unit D.C. – Direct Current
Swing Arm – Point on the suspension
B.J.T. – Bipolar junction transistor
Firewall – The protective barrier between the driver and battery compartment
B.M.S. – Battery Management System
Joulemeter – Measures power used by car
Controller – Controls the speed of the motors
Slalom – A course that tests vehicle capabilities

7. Electrical Design Accessory System Drivetrain System
Graphical User Interface
Lights
Horn
Windshield Wiper
Drivetrain System
B.M.S.
Two Battery Banks
Controller
Two Motors

8. Graphical User Interface

9. Mechanical Design/Modifications
Reduced fairing weight
Adapted DC motor to swing arm
New aluminum rims

10. System Integration/Test
NAU Driving tests
Controller overheating
Accessory testing
Insufficient D.A.Q. output current
Technical Inspection
Lack of safety firewall/tow hitch
Competition Driving Run
Front wheel failure

11. Competition Results Inspection Track Results Safety Technical Slalom
Laps completed
Fuel mileage

12. Deliverables
Electric vehicle in working condition for future teams to use as a base line
Energy efficient results
Suggestions for future modifications

13. Budget Fairing Cost Estimation = $2,391.37
Chassis Cost Estimation = $1,000.00
Electrical Cost Estimation = $3,518.54
Miscellaneous Costs Estimation = $1,727.47
Total Cost = $8,637.38

14. Time Frame Phase I - Research Phase II – Proposed Design
Approximately 120 hours
Phase II – Proposed Design
Approximately 175 hours
Phase III – Detailed Design
Approximately 220 hours
Phase IV – Integration and Testing
Approximately 300 hours

15. Lessons Learned Fabrication of fairing design Mechanical aspect
All disciplines are equally important
Good communication with clients and group members
Testing equipment upon arrival
Double check all rules and requirements
Preparation with right tools

16. Website – Capstone Presentation OR
Google Northern Arizona University Eco Car
Click on the first link
Oral presentation
Friday April 26th, 11:05 AM
Du Bois – Agassiz Room
Poster presentation
Session II 2:00 – 4:00 PM
Sky Dome - Station 37D,

17. Suggestions…